Multi-Tow Adapter 7 To 5 & 4 With 12-V Adapter, 7 RV Blade To Both 5 Wire Flat & 4 Wire Flat With 12V Power Socket, Provides Multiple Towing Options From 1 Connector, Turns Your 7 RV Blade Connector Into A 12V Power Socket, Weatherproof Connector Lids, Prevents Corrosion, Great For Tailgating, Camping & Emergency Uses.